Commitments And Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Lease Payments

Future minimum lease payments under operating leases at December 31, 2017 are as follows (in thousands):

2018	$	11,863
2019	10,933
2020	8,922
2021	7,566
2022	6,269
Thereafter	26,648
Total minimum lease payments	$	72,201

Reconciliation of Contingent Consideration Liability

The following table provides a reconciliation of the Company’s contingent consideration liability for the years ended December 31:

(In thousands)	2017			2016			2015
Balance at beginning of period	$	9,241		$	10,840		$	8,129
Acquisitions	7,288			1,322			4,766
Payments	(7,682		)	(4,944		)	(3,974		)
Accretion (a)	1,652			1,274			1,196
Fair value adjustments (a)	1,257			749			723
Net foreign currency translation adjustment	789			—			—
Balance at end of the period (b)	12,545			9,241			10,840
Less current portion in accrued expenses and other current liabilities	(4,658		)	(5,829		)	(3,877		)
Total long-term portion in other long-term liabilities	$	7,887		$	3,412		$	6,963

(a) Recorded in selling, general and administrative expense in the Consolidated Statements of Income.

(b) Amounts represent the fair value of estimated remaining payments. The total estimated remaining undiscounted payments as of December 31, 2017 were $15.3 million. The liability for contingent consideration expires at various dates through September 2029. Certain of the contingent consideration arrangements are subject to a maximum payment amount, while the remaining arrangements have no maximum contingent consideration.